Molecular cloning and characterization of GhERF105, a gene contributing to the regulation of gland formation in upland cotton (Gossypium hirsutum L.)
نویسندگان
چکیده
Abstract Background Gossypium hirsutum L. ( cotton) is one of the most economically important crops in world due to its significant source fiber, feed, foodstuff, oil and biofuel products. However, utilization cottonseed was limited presence small darkly pigmented glands that contain large amounts gossypol, which toxic human beings non-ruminant animals. To date, some progress has been made pigment gland formation, but underlying molecular mechanism formation still unclear. Results In this study, we identified an AP2/ERF transcription factor named GhERF105 (GH_A12G2166), involved regulation pigmentation by comparative transcriptome analysis leaf glanded glandless plants. It encoded ERF protein containing a converved AP2 domain localized nucleus with transcriptional activity, showed high expression cotton accessions contained much gossypol. Virus-induced gene silencing (VIGS) against caused dramatic reduction number significantly lowered levels gossypol leaves. patterns spatiotemporal inducible Conclusions These results suggest contributes biosynthesis partial organs plant. also provides potential basis generate ‘glandless-seed’ ‘glanded-plant’ cultivar.
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ژورنال
عنوان ژورنال: BMC Plant Biology
سال: 2021
ISSN: ['1471-2229']
DOI: https://doi.org/10.1186/s12870-021-02846-5